page_title: Satyrium spini
section_title: Description
hierarchical_section_title: Satyrium spini / Description
caption_attribution_description: English: Satyrium spini, underside. Benedicta, Genova, Italy
context_page_description: Satyrium spini, the blue spot hairstreak, is a butterfly in the family Lycaenidae.
context_section_description: Satyrium spini has frontwings reaching 14–16 millimetres (0.55–0.63 in) in males, 15–17 millimetres (0.59–0.67 in) in females. The basic color of the upperside of the wings is brownish, while the underside is yellowish-beige. In the females the upperside of the hindwings usually shows brownish-orange spots on the edge. The underside of the hindwings has a large blue spot and a few orange black bordered spots. The underside of forewings and hindwinhs is crossed by a bright white transverse line. Hind wings have short tails.
caption: Blue spot hairstreak
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